/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package org.hl7.datatypes.r2.quantities;

import org.hl7.datatypes.r2.foundation.BL;

/**
 *
 * @author Obama
 */
public class QTZ extends QTY {

    QTZ minus(QTZ x) {
        return null;
    }

    QTZ plus(QTZ x) {
        return null;
    }

    BL isZero() {
        return null;
    }
}
